Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The transition into May marks the average high-temperature at a mild 13.6°C (56.5°F), differing minimally from April's 11.3°C (52.3°F). Throughout the nights in May, Scilly experiences an average low-temperature of 7.5°C (45.5°F).Humidity
In Scilly, the average relative humidity in May is 85%.Rainfall
In Scilly, during May, the rain falls for 17.3 days and regularly aggregates up to 37mm (1.46") of precipitation. Throughout the year, there are 198 rainfall days, and 586mm (23.07") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Scilly.Daylight
In Scilly, the average length of the day in May is 15h and 40min.On the first day of the month, sunrise is at 6:03 am and sunset at 8:58 pm. On the last day of May, sunrise is at 5:21 am and sunset at 9:42 pm IST.
Sunshine
In Scilly, the average sunshine in May is 7.1h.UV index
In Scilly, Ireland, the average daily maximum UV index in May is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 3 during May, leads to the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What are the temperatures in Scilly in May?
What is the average humidity in May in Scilly?
How many days does it rain in May in Scilly?
When it does not snow in Scilly?
How many hours of daylight does Scilly have in May?
When is the sunrise / sunset in May in Scilly?
How long on average sun shines in May in Scilly?
What is the UV index reading in May in Scilly?
Average temperature in May
Scilly, Ireland
- Average high temperature in May: 13.6°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in May: 7.5°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in May
Scilly, Ireland
- Average pressure in May: 1016.4mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in May
Scilly, Ireland
- Average wind speed in May: 17.5km/h
The windiest month (with the highest average wind speed) is December (23.5km/h).
The calmest months (with the lowest average wind speed) are June and July (16.1km/h).
Average humidity in May
Scilly, Ireland
- Average humidity in May: 85%
The months with the highest relative humidity are October and December (87%).
The months with the lowest relative humidity are February, March and April (84%).
Average rainfall in May
Scilly, Ireland
- Average rainfall in May: 37mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is March (33mm).
Average rainfall days in May
Scilly, Ireland
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is February (13.5 days).
Average snowfall in May
Scilly, Ireland
- Average snowfall in May: 0mm
The month with the highest snowfall is March (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Scilly, Ireland
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Scilly, Ireland
- Average daylight in May: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in May: 7h and 1min
The month with the most sunshine is June (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in May
Scilly, Ireland
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (5.8 days).
Average UV index in May
Scilly, Ireland
- Average UV index in May: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Scilly, Ireland
- Average cloud cover in May: 55
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in May
Scilly, Ireland
- Average visibility in May: 9km
The months with the highest visibility are February and March (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (9km).
Scilly, Ireland
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